Boston Dynamics uploaded a video to its YouTube channel showcasing the dexterity and problem-solving ability of a robot called the “SpotMini,” which can hold doors open for robot companions to walk through. (Source: Boston Dynamics/YouTube)

A new online video features an event that’s both heartwarming and bone-chilling: a considerate robot opening the door for its fellow machine.

A new online video features an event that’s both heartwarming and bone-chilling: a considerate robot opening the door for its fellow machine.

If there is an exact science to a proper Super Bowl celebration, some Eagles fans missed the mark. Case and point: A food fight and riot that took place inside a Sunoco gas station in South Broad Street in Philadelphia.

If there is an exact science to a proper Super Bowl celebration, some Eagles fans missed the mark. Case and point: A food fight and riot that took place inside a Sunoco gas station in South Broad Street in Philadelphia.

The city celebrated the first day of Black History Month by raising the pan-African flag. The red, black and green horizontal stripped banner will fly just below the US flag for the entire month of February.

The city celebrated the first day of Black History Month by raising the pan-African flag. The red, black and green horizontal stripped banner will fly just below the US flag for the entire month of February.

The spread of the mosquito-borne Zika virus, which is linked to birth defects, is generating concern here in the U.S. as well as at the Olympics in Rio. It is one of many infectious diseases that plague the globe.

The spread of the mosquito-borne Zika virus, which is linked to birth defects, is generating concern here in the U.S. as well as at the Olympics in Rio. It is one of many infectious diseases that plague the globe.

The tensions between Ukraine, Russia and the U.S. have increased after a passenger airliner crashed in an region controlled of pro-Russian rebels.

The U.S. will sanction Russia after weeks of tension between Ukraine and Russia. Crimea voted to become a Russian region, while pro-Russian protestors continue to seize buildings in the eastern part of Ukraine.